blob: 9d56e8fad4029398266ee80cd4ecdc4afa600022 [file] [log] [blame]
Rich Felker0b44a032011-02-12 00:22:29 -05001#ifndef _PTHREAD_IMPL_H
2#define _PTHREAD_IMPL_H
3
4#include <pthread.h>
5#include <sched.h>
6#include <signal.h>
7#include <unistd.h>
8#include <sys/mman.h>
9#include <errno.h>
10#include <limits.h>
11#include <inttypes.h>
12#include <setjmp.h>
13#include <string.h>
14#include <time.h>
15#include "libc.h"
16#include "syscall.h"
17#include "atomic.h"
18#include "futex.h"
19
20#define pthread __pthread
21
22struct pthread {
Rich Felker0b2006c2011-02-15 03:24:58 -050023 struct pthread *self;
24 unsigned long tlsdesc[4];
Rich Felker0b44a032011-02-12 00:22:29 -050025 pid_t tid, pid;
Rich Felker0b2006c2011-02-15 03:24:58 -050026 int tsd_used, errno_val, *errno_ptr;
Rich Felker0b44a032011-02-12 00:22:29 -050027 volatile int canceldisable, cancelasync, cancelpoint, cancel;
28 unsigned char *map_base;
29 size_t map_size;
30 void *start_arg;
31 void *(*start)(void *);
32 void *result;
33 jmp_buf exit_jmp_buf;
34 int detached;
35 int exitlock;
Rich Felker0b44a032011-02-12 00:22:29 -050036 struct __ptcb *cancelbuf;
37 void **tsd;
Rich Felker0b44a032011-02-12 00:22:29 -050038 pthread_attr_t attr;
Rich Felker5fcebcd2011-03-10 18:31:37 -050039 volatile int dead;
Rich Felker0b44a032011-02-12 00:22:29 -050040};
41
Rich Felkere8827562011-02-17 17:16:20 -050042#define __SU (sizeof(size_t)/sizeof(int))
43
44#define _a_stacksize __u.__s[0]
45#define _a_guardsize __u.__s[1]
46#define _a_detach __u.__i[2*__SU+0]
47#define _m_type __u.__i[0]
48#define _m_lock __u.__i[1]
49#define _m_waiters __u.__i[2]
Rich Felker93cc9862011-03-17 13:17:15 -040050#define _m_prev __u.__p[3]
51#define _m_next __u.__p[4]
52#define _m_count __u.__i[5]
Rich Felkere8827562011-02-17 17:16:20 -050053#define _c_block __u.__i[0]
Rich Felker5fd4a982011-03-07 17:39:13 -050054#define _c_clock __u.__i[1]
Rich Felkere8827562011-02-17 17:16:20 -050055#define _rw_wrlock __u.__i[0]
56#define _rw_readers __u.__i[1]
57#define _rw_waiters __u.__i[2]
58#define _rw_owner __u.__i[3]
59#define _b_count __u.__i[0]
60#define _b_limit __u.__i[1]
61#define _b_left __u.__i[2]
62#define _b_waiters __u.__i[3]
63
Rich Felker7b2dd222011-02-15 03:56:52 -050064#include "pthread_arch.h"
Rich Felker0b44a032011-02-12 00:22:29 -050065
66#define SIGCANCEL 32
67#define SIGSYSCALL 33
68#define SIGTIMER 32 /* ?? */
69
Rich Felker7b2dd222011-02-15 03:56:52 -050070int __set_thread_area(void *);
Rich Felker0b44a032011-02-12 00:22:29 -050071int __libc_sigaction(int, const struct sigaction *, struct sigaction *);
72int __libc_sigprocmask(int, const sigset_t *, sigset_t *);
73void __lock(volatile int *);
74void __unmapself(void *, size_t);
75
76int __timedwait(volatile int *, int, clockid_t, const struct timespec *, int);
77void __wait(volatile int *, volatile int *, int, int);
78void __wake(volatile int *, int, int);
79
80#define DEFAULT_STACK_SIZE (16384-PAGE_SIZE)
81#define DEFAULT_GUARD_SIZE PAGE_SIZE
82
83#endif